Method:
1. Cook ingredient (A) in a pot over low heat till well-dissolved. Once it has reached a boiling point, turn off heat. Pour into mould, cool and keep chilled till well-set. Unmould for usage.
2. Bring ingredient (B) to a boil over low heat. Once it has reached a boiling point, turn off heat. Pour into tart moulds. Place a piece of no.(1) mock egg yolk into the centre. Cool, keep chilled till well-set. Remove for usage.
3. Place ingredient (C) into a pot. Use low heat to cook. Bring it to a boil, pour a little into moulds. Place in one piece of no.(2). Fill up with boiled ingredient (C). Cool, keep chilled.